123193400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{55997}}^1$

素因数の和:56024

約数の個数: 48

約数和(自身を含む): 312468840

約数和(自身を除く): 189275440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 55997, 111994, 223988, 279985, 447976, 559970, 615967, 1119940, 1231934, 1399925, 2239880, 2463868, 2799850, 3079835, 4927736, 5599700, 6159670, 11199400, 12319340, 15399175, 24638680, 30798350, 61596700, 123193400]

約数ペア:

[(1, 123193400), (2, 61596700), (4, 30798350), (5, 24638680), (8, 15399175), (10, 12319340), (11, 11199400), (20, 6159670), (22, 5599700), (25, 4927736), (40, 3079835), (44, 2799850), (50, 2463868), (55, 2239880), (88, 1399925), (100, 1231934), (110, 1119940), (200, 615967), (220, 559970), (275, 447976), (440, 279985), (550, 223988), (1100, 111994), (2200, 55997)]